1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright (c) 1998 by Sun Microsystems, Inc. 28 * All rights reserved. 29 */ 30 31 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5 */ 32 33 #pragma weak elf_next = _elf_next 34 35 36 #include "syn.h" 37 #include "libelf.h" 38 #include "decl.h" 39 40 41 Elf_Cmd 42 elf_next(Elf * elf) 43 { 44 Elf *parent; 45 46 if (elf == 0) 47 return (ELF_C_NULL); 48 ELFRLOCK(elf) 49 if ((parent = elf->ed_parent) == 0) { 50 ELFUNLOCK(elf); 51 return (ELF_C_NULL); 52 } 53 ELFWLOCK(parent) 54 if (elf->ed_siboff >= parent->ed_fsz) { 55 ELFUNLOCK(parent) 56 ELFUNLOCK(elf); 57 return (ELF_C_NULL); 58 } 59 60 parent->ed_nextoff = elf->ed_siboff; 61 ELFUNLOCK(parent) 62 ELFUNLOCK(elf); 63 return (ELF_C_READ); 64 } 65